Basic Information Identification Make: Allis-Chalmers Model: D21 Series II, Two Ten (210), Two Twenty (220) Product Type: Workshop Service & Repair Manual Manual Number: 1 (as indicated in product name) Introduction Market Position Target Audience: Owners and technicians working on Allis-Chalmers D21, D21 Series II, 210, and 220 tractors. Competitive Analysis Value Proposition: Provides comprehensive resources to save on repair costs and maintain vehicle condition. Key Features Ease Of Use: Designed for ease of use with clear instructions and visual aids. Download Speed: Instant download offers immediate access without shipping delays or costs. Completeness Claim: Marketed as 'The ONLY Workshop Service Manual You Will Ever Need'. Resource Value: Positions the manual as an indispensable tool for maintaining the longevity and operational efficiency of the tractor. Manual Details Coverage Areas Covered Models: Allis-Chalmers D21, D21 Series II, Two Ten (210), Two Twenty (220) Tractors System Coverage Overview: Comprehensive service and repair information for key tractor systems. Specific Components Covered: Engine internals, transmission gears and shafts, hydraulic pump and valves, brake assemblies, PTO clutch, steering box, and front axle components. Page Count Page Count: Not specified in product information, but described as 'in-depth & highly detailed' and 'an absolute wealth of information'. Manual Type Manual Type: Workshop Service & Repair Manual Language Language: English (inferred from product description and typical manual content for this type of equipment) Format Format: PDF Digital Convenience: The PDF format allows for easy storage, backup, and access across multiple devices. Manual Coverage Systems Covered Brakes: Detailed repair and adjustment procedures for brake systems. Clutch: Procedures for clutch inspection, adjustment, and replacement. Cooling System: Information on radiator, water pump, thermostat, and coolant maintenance. Diesel Fuel System: Comprehensive coverage of fuel injection, pumps, filters, and troubleshooting. Differential: Rebuild and maintenance procedures for the differential assembly. Electrical System: Wiring diagrams, component testing, charging system, starting system, and lighting. Engine: Detailed engine overhaul, tune-up procedures, component replacement, and troubleshooting. Final Drive: Service and repair procedures for the final drive mechanisms. Front System: Includes front axle, steering linkage, and related components. Power Lift System: Maintenance and repair of the hydraulic power lift system. Power Steering: Troubleshooting and repair of the power steering system. Power Take Off: Service information for the PTO system. Steering System: Repair and maintenance of the steering mechanism. Transmission: Detailed procedures for transmission inspection, repair, and overhaul. Service Data: Includes critical technical specifications, torque values, clearances, and diagnostic data essential for proper servicing. Procedures Included Repair Procedures: Step-by-step instructions with exploded views for component replacement and repair. Maintenance Procedures: Routine maintenance tasks, adjustments, and inspections. Troubleshooting: Diagnostic guidance and common problem identification. Specifications Data: Essential service data, torque values, and fluid capacities. Overhaul Procedures: Detailed instructions for complete engine, transmission, and hydraulic system rebuilds. Technical Depth Depth Of Coverage: Covers a wide range from basic maintenance to in-depth component overhaul and rebuilds. Visual Aids: Highly detailed exploded pictures to guide repair processes. Diagnostic Capabilities: Includes troubleshooting guides and diagnostic procedures to identify and resolve operational issues. Manual Specifications File Format File Type: PDF Accessibility: Viewable on Windows PC, Mac, tablet, and smartphone. Searchability: PDF format typically allows for text searching, greatly enhancing usability for finding specific information quickly. Print Quality Printability: Printable on demand; individual pages or the entire manual. Binding Type Binding Type: N/A (Digital download format) Paper Type Paper Type: N/A (Digital download format) Delivery Method Delivery: Instant Download Engine Specifications Primary Engine Engine Type: Diesel (common for these models) Engine Model Details: Manual covers engine specifics for D21, D21 Series II, 210, and 220 tractors, likely featuring different displacement or power outputs across models. Performance Horsepower Range: Estimated range based on typical models: D21 ~70-80 PTO HP, 210/220 Series II ~80-100 PTO HP. Specific values would be detailed in the manual. Torque Specifications: Specific torque values for engine components (e.g., head bolts, main bearings) are detailed within the manual. Fuel System Fuel Type: Diesel Injection System: Details on specific diesel injection pumps (e.g., Roosa Master, Bosch) and injectors would be provided. Engine Model Details Engine Manufacturer: While Allis-Chalmers offered various engines, many of these models were equipped with engines manufactured by Allis-Chalmers themselves or reputable third-party diesel engine providers of the era. Transmission Standard Transmission Type: Likely a manual transmission with multiple gears, possibly a powershift or synchronized gear transmission depending on the specific model variant. Features Gear Selection: Information on gear shifting mechanisms and procedures. Transmission Fluid: Specifications for required transmission fluid type and capacity would be included. Dimensions Exterior Overall Dimensions: Specific dimensions (length, width, height) for each model variant are typically found in service manuals, though not provided here. Weights Operating Weight: Weight specifications for each model variant would be detailed, crucial for transport and operation considerations. Technology Features Infotainment Infotainment System: N/A - These are agricultural tractors from an era predating modern...